If you're looking to learn a programming language that's cross-platform and easily accessible, Java is one of the most practical languages out there. This handy cheat sheet helps you keep track of the basics while you begin to learn. - My Tech Gadgets

How a turbocharger works = LOADS of air gets in /extra horse power comes out - that in essence is what propels us about !

Opposed Piston Engine: Apparently it can have better thermodynamic properties which leads to better fuel efficiency. There are a bunch of different tradeoffs with maintenance and engine size too, but it really depends on the specific applications